Hormone epinephrine is secreted by

  • thyroid gland
  • pituitary gland
  • parathyroid gland
  • adrenal gland

Blood glucose concentration falls because of

  • glucagon
  • insulin
  • glucose
  • glycogen

In human ears, the inner part of the ear comprises of

  • vestibule and cochlea
  • cochlea and stapes
  • cochlea and pinna
  • incus and vestibule

The inner part of Adrenal gland is called

  • cortex
  • medulla
  • pelvis
  • nephron

The disorder of the nervous system which occurs because of the disturbance of the supply of blood to the nervous system is called

  • muscular disorders
  • vascular disorders
  • functional disorders
  • compositional disorders

The negative feedback means the output of a process

  • increases
  • remains constant
  • changes
  • decreases

Paralysis is most often by damage to

  • heart
  • muscles
  • stomach
  • brain

Change in an environment which can provoke a response in an organism is called

  • effector
  • coordinator
  • stimuli
  • receptor

The wave which travels along the neurons and is based on electrochemical changes is called

  • nerve impulse
  • cell body
  • papillary impulse
  • axons

Considering the spinal and cranial nerves, the pathway which conducts impulses to effectors from the central nervous system is classified as

  • parietal pathways
  • sensory pathways
  • motor pathways
  • temporal pathways

Eyes are prevented from dehydration and are wiped by

  • eye layers
  • optic nerves
  • retina
  • eyelids

A tubular bundle of nerves is

  • pons
  • spinal cord
  • grey matter
  • peripheral nervous system

The external ear consists of

  • malleus, incus and stapes
  • vestibule, semicircular canals and cochlea
  • pinna, auditory canal and ear drum
  • Eustachian tube and oval window

Olfactory bulbs create a sense of

  • pons
  • cerebrum
  • cerebellum
  • medulla oblongata

In the human peripheral nervous system, the pairs of cranial nerves are

  • 12
  • 15
  • 30
  • 31

Auditory reflexes and postures are controlled by

  • forebrain
  • midbrain
  • hindbrain
  • thalamus

The neurons that formed the spinal cord and brain are

  • sensory neurons
  • motor neurons
  • interneurons
  • rotator neurons

The pea-shaped gland attached to the hypothalamus is

  • parathyroid
  • thyroid
  • pituitary
  • adrenal

The point in the retina from where the optic nerve enters into the retina is called

  • fovea
  • rods and cones
  • rhodopsin
  • optic disc

Hypermetropia can be rectified by using

  • eye lens
  • convex lens
  • diverging lens
  • concave lens

The middle ear consists of

  • malleus, incus and stapes
  • vestibule, semicircular canals and cochlea
  • pinna, auditory canal and ear drum
  • malleus and pinna

The thyroid-stimulating hormone is secreted by the

  • anterior lobe of thyroid gland
  • exterior lobe of pituitary gland
  • posterior lobe of pituitary gland
  • anterior lobe of pituitary gland

Which of the following carry sensory information from receptors to coordinators?

  • inter neurons
  • sensory neurons
  • motor neurons
  • axons

Cones are sensitive to which of the following?

  • bright light
  • dim light
  • dark light
  • red light

Activities like migration in birds are controlled by

  • neurons
  • muscles
  • hormones
  • brain

Nerve impulses in the optic disc are generated by

  • retina
  • rods and cones
  • nerve cells
  • fovea

The three small movable bones in the middle ear present in a chain are called

  • ear stapes window
  • ear ossicles
  • ear eustachian
  • ear vestibule tube

Antidiuretic hormone (ADH) is secreted by the pituitary gland

  • anterior lobe
  • posterior lobe
  • median lobe
  • upper lobe

In the human peripheral nervous system, the pairs of spinal nerves are

  • 30
  • 31
  • 12
  • 15

In the middle part of the human ear, the membrane to which stapes is connected is called

  • oval window
  • Eustachian window
  • malleus window
  • stapes window
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